● Coat the needle bearing (2-stroke engine only) and
piston pin with the recommended oil. Lubricate the
piston pin
2-Stroke engine : Recommended engine oil.
NOTE
·Place a clean shop towel over the crankcase to
prevent the clip from falling into the crankcase.
● Install the needle bearing into the connecting rod.
● Install the piston and insert the piston pin.
NOTE
·The mark that is stamped on the piston head should
be facing the correct direction.
“IN” MARK : TO INTAKE SIDE
“EX” or “▵”MARK : TO EXHAUST SIDE
● Install new piston pin clips.
CAUTION
·Always use new piston pin clips Reinstalling used
piston pin clips may lead to serious engine damage.
NOTE
·Take care not to drop the piston pin clip into the
crankcase.
·Set the piston pin clip in the groove properly.
·Do not align the clip’s end gap with the piston cutout.
CYLINDER/ CYLINDER HEAD
INSTALLATION
● Coat the cylinder wall and piston ring with clean
engine oil and install the cylinder.
NOTE
·Be careful not to damage the piston ring.
● Install the cylinder head.
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